TH

Taek Jin Han

EC Em-Tech Co.: 1 patents #4 of 16Top 25%
Overall (2019): #254,074 of 560,194Top 50%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10251000 Hearing assistant device for informing about state of wearer Choong Sheek Hong, Dong Sung KIM, Yong Jun Kwon 2019-04-02